/**
 * \file
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 * This file is part of BeRTOS.
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 *
 * As a special exception, you may use this file as part of a free software
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 *
 * \brief SD driver hardware-specific definitions.
 *
 * \author Luca Ottaviano <lottaviano@develer.com>
 * \author Daniele Basile <asterix@develer.com>
 */

#ifndef HW_SD_H
#define HW_SD_H

/*
 * Spi CS connected to PA13
 * (See AT91SAM7X-EK schematic)
 */
#define SD_CS_INIT() \
	do { \
		PIOA_PER = BV(13); \
		PIOA_OER = BV(13); \
	}while(0)

#define SD_CS_ON()   do { PIOA_CODR = BV(13); } while(0)
#define SD_CS_OFF()  do { PIOA_SODR = BV(13); } while(0)

#define SD_PIN_INIT()      do { /* not presetn on card socket connector */ } while(0)
#define SD_CARD_PRESENT()       /* not presetn on card socket connector */
#define SD_WRITE_PROTECT()      /* not presetn on card socket connector */

#endif /* HW_SD_H */
